CN202716959U - Crawler guide anti-drop device, crawler type engineering machinery chassis and crawler type excavator - Google Patents
Crawler guide anti-drop device, crawler type engineering machinery chassis and crawler type excavator Download PDFInfo
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- CN202716959U CN202716959U CN 201220360630 CN201220360630U CN202716959U CN 202716959 U CN202716959 U CN 202716959U CN 201220360630 CN201220360630 CN 201220360630 CN 201220360630 U CN201220360630 U CN 201220360630U CN 202716959 U CN202716959 U CN 202716959U
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- crawler belt
- clamping plate
- screw rod
- block
- drop device
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- 230000002401 inhibitory effect Effects 0.000 claims description 27
- 238000010276 construction Methods 0.000 claims description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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Abstract
The utility model discloses a track direction anticreep device, including longeron (1) and clamp rail ware (2) that have two splint (21), wherein, two splint (21) respectively with longeron (1) fixed connection to press from both sides track (4) in the centre, this track direction anticreep device still includes stop device (5), and this stop device (5) are connected with two splint (21) of clamping rail ware (2). The utility model provides a track direction anticreep device through setting up stop device between two splint at the rail clamping device, has restricted two splint and can not outwards open, has guaranteed that the track can not derail because of the inefficacy of rail clamping device, in addition, can take place the rigidity collision with the rail clamping device when the relative longeron of in operation takes place the lateral sliding motion, can make the impact divide two splint through stop device on, the bearing capacity of single splint of increase has prolonged the life of rail clamping device. The utility model also discloses a crawler-type engineering machine tool chassis and crawler-type excavator.
Description
Technical field
The utility model relates to field, tracked construction equipment chassis, particularly, relates to crawler belt guiding anti-drop device, tracked construction equipment chassis, traxcavator.
Background technology
Under the mode of operation of endless track installation, mutually wearing and tearing between crawler belt and the caterpillar wheel, the way of head it off normally adopts and installs crawler belt anti-drop device-rail clamping device additional, in order to reduce crawler belt horizontal looseness of when turning, causing of endless track installation especially in operation process, prevent derailed crawler belt, reduce the wearing and tearing of crawler belt and caterpillar wheel, prolong the life-span of crawler belt and caterpillar wheel.
Rail clamping device is fixed on the longeron usually, and two side plates of rail clamping device are clipped in the middle crawler belt, and between maintenance and the crawler belt minim gap are arranged.This kind structure can guarantee the normal operation of crawler belt, can realize stopping when crawler belt generation horizontal looseness again.But with regard to present structure, the rigidity of structural entity is lower, if the foreign material such as hard stone snap in the minim gap, and easily causes two side plates of rail clamping device to be squeezed and outwards opens, and causes rail clamping device to lose efficacy, and then can cause derailed crawler belt when serious.
The utility model content
The purpose of this utility model provides a kind of crawler belt guiding anti-drop device, in order to improve that foreign material snap in that rail clamping device that the gap between rail clamping device and the crawler belt causes outwards opens and the problem that lost efficacy.
To achieve these goals, the utility model provides a kind of crawler belt guiding anti-drop device, comprise longeron and the rail clamping device with two clamping plate, wherein, two clamping plate are captiveed joint with longeron respectively, and crawler belt is clipped in the middle, and this crawler belt guiding anti-drop device also comprises inhibiting device, and this inhibiting device and two clamping plate of described rail clamping device are connected to prevent that clamping plate from outwards opening causes derailed crawler belt.
By being connected to the inhibiting device on two clamping plate of rail clamping device, actv. has guaranteed that two clamping plate can outwards not open, thus the derailed crawler belt problem of having avoided rail clamping device to lose efficacy and cause.
Preferably, described inhibiting device comprises screw rod, and this screw rod passes two clamping plate, and fixes by nut.
Screw rod and nut are realized fixing by threaded engagement, operate simple and easy, and easy for installation.
Preferably, an end of described screw rod is provided with the first block, and is provided with the groove that cooperates with this first block on the described clamping plate, circumferentially rotates to prevent screw rod.
The screw rod of this kind design can only at one end be fixed with nut after passing two clamping plate, and the other end can be fixed on the clamping plate by block.Therefore when the dismounting screw rod, need to not use simultaneously in both sides spanner.The benefit of design is like this, when operation, only needs an operator can realize the dismounting of screw rod.
Preferably, an end of described screw rod is provided with the first block, and described clamping plate are provided with the second block that cooperates with described the first block, circumferentially rotates to prevent screw rod.
Preferably, described the first block and the second block side of being respectively body.
The second block of side's body can be realized the restriction of the first block of the other side's body, and is relatively simple and easy in the design of structure.
Preferably, captive joint with described longeron by bolt in the top of described two clamping plate; Described inhibiting device is near the bottom of described two clamping plate, and with described crawler belt separately.
The distance that inhibiting device and track space are certain, purpose are to ensure crawler belt in operational process, the over-travel that can not cause crawler belt to make progress because of irregular road surface, thereby collision inhibiting device.
Preferably, the screw rod outer cover between two described clamping plate is equipped with sleeve pipe.
Sleeve pipe is set can be further screw rod be realized protection, both can prevent that the crawler belt direct impact from causing the screw rod distortion to screw rod, can prevent that again screw rod is exposed to outward and is corroded.
Preferably, the length of described sleeve pipe equals two distances between the described clamping plate.
Screw rod be set to and two clamping plate between distance isometric, can guarantee when fastening screw is installed, can not cause owing to fastening force is excessive two clamping plate to shrink to the centre, guarantee crawler belt can be from rail clamping device smooth and easy passing through.
Among the embodiment of the present utility model, also provide a kind of tracked construction equipment chassis of using crawler belt anti-drop device in above-described embodiment.
Among the embodiment of the present utility model, also provide a kind of traxcavator of using tracked construction equipment chassis in above-described embodiment.
In the utility model, by between two clamping plate of rail clamping device, inhibiting device being set, having limited two clamping plate can outwards not open, actv. has guaranteed that the phenomenon of derailing can not appear because of the inefficacy of rail clamping device in crawler belt, in addition, the relative longeron generation of the crawler belt in running lateral sliding when motion can with rail clamping device generation rigid collision, by inhibiting device impact force is distributed on two clamping plate, thereby increased the holding capacity of single clamping plate, prolonged the service life of rail clamping device.
Other feature and advantage of the present utility model will partly be described in detail in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and consists of the part of specification sheets, is used from explanation the utility model with the following specific embodiment one, but does not consist of restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the installation site scheme drawing of the inhibiting device that provides of the utility model embodiment and rail clamping device, longeron, crawler belt;
Fig. 2 is the installation site scheme drawing of the crawler belt guiding anti-drop device that provides of the utility model embodiment and longeron, caterpillar wheel.
Description of reference numerals
1 longeron, 2 rail clamping devices, 21 clamping plate
211 second blocks, 3 caterpillar wheels, 4 crawler belts
5 inhibiting device, 51 screw rods, 52 first blocks
53 nuts, 54 packing rings, 55 sleeve pipes
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is elaborated.Should be understood that the specific embodiment described herein only is used for description and interpretation the utility model, is not limited to the utility model.
As shown in Figure 1, the crawler belt guiding anti-drop device that the utility model proposes, comprise longeron 1 and the rail clamping device 2 with two clamping plate 21, wherein, two clamping plate 21 are captiveed joint with longeron 1 respectively, and crawler belt 4 is clipped in the middle, and this crawler belt guiding anti-drop device also comprises inhibiting device 5, and this inhibiting device 5 and two clamping plate 21 of rail clamping device 2 are connected to prevent that clamping plate 21 from outwards opening causes crawler belt 4 to derail.
In the prior art, only two clamping plate 21 by rail clamping device 2 limit crawler belt 4 and are not offset running route, in the operation process of crawler belt 4, some impurity such as rubble can be rolled in the slit between crawler belt 4 and the rail clamping device 2 at any time, will give 2 one power that expand outwardly of rail clamping device like this, because to the additional limits of clamping plate 21, the rubble that quality is harder can not make clamping plate 21 by outwards crimp, the serious crawler belt 4 that then can cause derails.
In the utility model, generally, captive joint with longeron 1 by bolt in the top of two clamping plate 21, can further be set with lining between bolt and the longeron 1 and prevent bolt looseness.And inhibiting device 5 links together two clamping plate 21, and two distances between the clamping plate 21 are remained unchanged, and makes the extruding of rubble can not cause the distortion of clamping plate 21, thereby guarantees that crawler belt 4 normal operations can not derail.
Inhibiting device 5 is used for fixing two clamping plate 21 of rail clamping device 2, and therefore, a kind of structure of inhibiting device 5 can be screw rod 51, and this screw rod 51 passes two clamping plate 21, and fixing by nut 53.Certainly, it is fixing that nut 53 can be all passed through at the two ends of screw rod 51, it also can be the larger fixture block structure of end setting at one end, be stuck on the clamping plate 21, after the other end passes another clamping plate 21, by nut 53 be locked clamping plate 21 and screw rod 51, make two clamping plate 21 and screw rod 51 form integral structures, guarantee that two clamping plate 21 can outwards not open.
Except fixing by screw rod 51 two clamping plate 21, can also adopt the band of hoop in two clamping plate 21 outsides to limit outside the clamping plate 21 opens, perhaps adopt positioning plate or positive stop strip to clamp from the side two clamping plate 21, it can not be opened outward, can realize above-mentioned functions too.
In the practical work process of rail clamping device 2, in order to guarantee that nut 53 can not get loose because of vibrations in the course of the work easily, between nut 53 and clamping plate 21, be provided with packing ring 54, can alleviate the nut 53 that causes because of vibrations by packing ring 54 and rotate, thereby make the fixing more firm of nut 53.
Concrete, a kind of structure of screw rod 51 can be that an end of screw rod 51 is provided with the first block 52, and is provided with the groove that cooperates with this first block 52 on the clamping plate 21, circumferentially rotates to prevent screw rod 51.After the first block 52 snaps in groove, the rotation of indentation limitations the first block 52, thereby screw rod 51 can not circumferentially be rotated, when screw rod 51 passes two clamping plate 21 and uses the other end of nut 53 standing screws 51, can guarantee that screw rod 51 can not rotate together along with screwing of nut 53, thereby can realize one man operation's dismounting, make disassembly process simpler and easy.
In addition, screw rod 51 can also have another kind of set-up mode, is provided with the first block 52 at an end of screw rod 51, and clamping plate 21 are provided with the second block 211 that cooperates with the first block 52, circumferentially rotate to prevent screw rod 51.This kind structure can realize one man operation's dismounting of screw rod 51 equally.
Further, in order to realize cooperatively interacting of the first block 52 and the second block 211, the first block 52 can the side's of being body, and easier being limited of the block of cube structure is rotated, and the course of processing is simple and easy.Certainly, the second block 211 that cooperates with the first block 52 also can the side's of being body, and two square bodies are realized the limit rotation to screw rod 51 by plane contact.
Concrete a kind of preferred version can arrange inhibiting device 5 near the bottom of two clamping plate 21, and with crawler belt 4 separately.
Inhibiting device 5 is installed in the lower end of rail clamping device 2 near the place of crawler belt 4, and is relative with the connection location of longeron 1.In crawler belt 4 operation process, often can travel on irregular road surface, in such cases, if inhibiting device 5 is close to crawler belt 4 tops, very likely owing to being subject to bump, the up-down vibration of crawler belt 4 causes distortion.Therefore, installation site and crawler belt 4 spaced apart certain distances with inhibiting device 5 can play the protective effect to inhibiting device 5.
In actual working environment, screw rod 51 is suspended from crawler belt 4 tops, in the situation of Uneven road, crawler belt 4 probably can collide screw rod 51, cause screw rod 51 distortion, thereby cause the Distance Shortened between two clamping plate 21 of rail clamping device 2, clamping crawler belt 4 can not turn round.Therefore, as shown in Figure 1, in order to protect screw rod 51, screw rod 51 outer cover between two clamping plate 21 are equipped with sleeve pipe 55.Sleeve pipe 55 can further be avoided crawler belt 4 bump screw rods 51, makes screw rod 51 obtain protection.In addition, the length that sleeve pipe 55 can be set equals two distances between the clamping plate 21, like this, in the process of mounting nuts 53, can not make two clamping plate 21 in the process that nut 53 screws and shrinks to the inside, therefore can not make two clamping plate 21 clamp crawler belt 4.Simultaneously, because screw rod 51 is entangled by sleeve pipe 55 fully, guaranteed that also screw rod 51 can not corroded by external environment.
Among the embodiment of the present utility model, a kind of tracked construction equipment chassis of using the crawler belt guiding anti-drop device of above-described embodiment has been proposed also, and the traxcavator that uses this tracked construction equipment chassis.
Brief description is the installation process of the rail clamping device 2 that provides of the utility model once.
At first, two clamping plate 21 of rail clamping device 2 are separately fixed on the longeron 1, are positioned at the outside of caterpillar wheel 3.Normally used fixing means is to be bolted, and mounting bush between bolt and longeron 1 guarantees bolted steadiness.
Afterwards, the screw rod 51 of an end with the first block 52 passed from the through hole that clamping plate 21 arrange, cover is loaded onto sleeve pipe 55, and passes from the through hole that another clamping plate 21 arrange.The first block 52 on the screw rod cooperatively interacts with the second block 211 on the clamping plate 21, and screw rod 51 can not be rotated.The other end at screw rod 51, install upper gasket 54 and nut 53 additional, and nut 53 screwed, the sleeve pipe 55 of this moment is played a supporting role between two clamping plate 21, two clamping plate 21 can inwardly not shunk in the process that nut 53 screws, thereby guarantee that two clamping plate 21 can not clamp and stop the chain rail running of crawler belt 4.Above installation process only needs the one man operation to finish, and when mechanical for the crawler belt of larger width, does not need extra operator can realize dismounting, has reduced taking of manpower, has improved installation effectiveness.
In real work, when crawler belt 4 can be involved in rubble between crawler belt 4 and the clamping plate 21 in operation process, this moment is not because the screw rod 51 that connects between two clamping plate 21 can outwards open two clamping plate 21, thereby guaranteed the normal operation of crawler belt 4, derailment occurring can not occur.
The crawler belt guiding anti-drop device that the utility model proposes, by between two clamping plate of rail clamping device, inhibiting device being set, having limited two clamping plate can outwards not open, actv. has guaranteed that the phenomenon of derailing can not appear because of the inefficacy of rail clamping device in crawler belt, in addition, the relative longeron generation of crawler belt in running lateral sliding when motion can with rail clamping device generation rigid collision, by inhibiting device impact force is distributed on two clamping plate, thereby increased the holding capacity of single clamping plate, prolonged the service life of rail clamping device.
Below describe by reference to the accompanying drawings preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in the above-mentioned embodiment; in technical conceive scope of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment in reconcilable situation, can make up by any suitable mode.For fear of unnecessary repetition, the utility model is to the no longer separately explanation of various possible array modes.
In addition, also can carry out combination in any between the various embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. crawler belt guiding anti-drop device, comprise longeron (1) and have the rail clamping device (2) of two clamping plate (21), wherein, two clamping plate (21) are captiveed joint with longeron (1) respectively, and crawler belt (4) is clipped in the middle, it is characterized in that this crawler belt guiding anti-drop device also comprises inhibiting device (5), this inhibiting device (5) and two clamping plate (21) of described rail clamping device (2) are connected to prevent that clamping plate (21) from outwards opening causes crawler belt (4) to derail.
2. crawler belt guiding anti-drop device according to claim 1 is characterized in that described inhibiting device (5) comprises screw rod (51), and this screw rod (51) passes two clamping plate (21), and fixing by nut (53).
3. crawler belt according to claim 2 guiding anti-drop device, it is characterized in that, one end of described screw rod (51) is provided with the first block (52), and is provided with the groove that cooperates with this first block (52) on the described clamping plate (21), circumferentially rotates to prevent screw rod (51).
4. crawler belt according to claim 2 guiding anti-drop device, it is characterized in that, one end of described screw rod (51) is provided with the first block (52), and described clamping plate (21) are provided with the second block (211) that cooperates with described the first block (52), circumferentially rotates to prevent screw rod (51).
5. crawler belt guiding anti-drop device according to claim 4 is characterized in that described the first block (52) and the second block (211) side of being respectively body.
6. crawler belt guiding anti-drop device according to claim 2 is characterized in that captiveing joint with described longeron (1) by bolt in the top of described two clamping plate (21); Described inhibiting device (5) is near the bottom of described two clamping plate (21), and with described crawler belt (4) separately.
7. the described crawler belt guiding of any one anti-drop device is characterized in that screw rod (51) outer cover between two described clamping plate (21) is equipped with sleeve pipe (55) according to claim 2～6.
8. crawler belt guiding anti-drop device according to claim 7 is characterized in that the length of described sleeve pipe (55) equals the distance between two described clamping plate (21).
9. a tracked construction equipment chassis is characterized in that, comprises each described crawler belt guiding anti-drop device in the claim 1～8.
10. a traxcavator is characterized in that, comprises tracked construction equipment claimed in claim 9 chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220360630 CN202716959U (en) | 2012-07-24 | 2012-07-24 | Crawler guide anti-drop device, crawler type engineering machinery chassis and crawler type excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220360630 CN202716959U (en) | 2012-07-24 | 2012-07-24 | Crawler guide anti-drop device, crawler type engineering machinery chassis and crawler type excavator |
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| Publication Number | Publication Date |
|---|---|
| CN202716959U true CN202716959U (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220360630 Expired - Fee Related CN202716959U (en) | 2012-07-24 | 2012-07-24 | Crawler guide anti-drop device, crawler type engineering machinery chassis and crawler type excavator |
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| Country | Link |
|---|---|
| CN (1) | CN202716959U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832496A (en) * | 2014-03-25 | 2014-06-04 | 恒天九五重工有限公司 | Caterpillar band guiding and derail preventing rail clamping device |
| CN105059409A (en) * | 2015-09-07 | 2015-11-18 | 上海中联重科桩工机械有限公司 | Track clamping device for crawler frame, crawler frame and rotary drilling rig |
| CN105711664A (en) * | 2016-05-11 | 2016-06-29 | 泉州市泉永机械发展有限公司 | Protection chain mechanism and caterpillar band walking device |
| CN107662660A (en) * | 2017-08-10 | 2018-02-06 | 湖南农夫机电有限公司 | A kind of track tension device of crawler tractor |
| CN109421832A (en) * | 2017-08-25 | 2019-03-05 | 河南森源重工有限公司 | Rubber belt track chassis, rubber belt track chassis anti-derail unit and caterpillar |
| CN110007667A (en) * | 2018-01-04 | 2019-07-12 | 中国农业机械化科学研究院 | A kind of crawler tractor and its path tracking control method and system |
-
2012
- 2012-07-24 CN CN 201220360630 patent/CN202716959U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832496A (en) * | 2014-03-25 | 2014-06-04 | 恒天九五重工有限公司 | Caterpillar band guiding and derail preventing rail clamping device |
| CN103832496B (en) * | 2014-03-25 | 2016-08-17 | 恒天九五重工有限公司 | A kind of crawler belt guides the rail clamping device of anticreep |
| CN105059409A (en) * | 2015-09-07 | 2015-11-18 | 上海中联重科桩工机械有限公司 | Track clamping device for crawler frame, crawler frame and rotary drilling rig |
| CN105059409B (en) * | 2015-09-07 | 2017-09-01 | 上海中联重科桩工机械有限公司 | Track clamping device for crawler frame, crawler frame and rotary drilling rig |
| CN105711664A (en) * | 2016-05-11 | 2016-06-29 | 泉州市泉永机械发展有限公司 | Protection chain mechanism and caterpillar band walking device |
| CN105711664B (en) * | 2016-05-11 | 2019-07-16 | 泉州市泉永机械发展有限公司 | A kind of shield chain mechanism and crawler unit |
| CN107662660A (en) * | 2017-08-10 | 2018-02-06 | 湖南农夫机电有限公司 | A kind of track tension device of crawler tractor |
| CN109421832A (en) * | 2017-08-25 | 2019-03-05 | 河南森源重工有限公司 | Rubber belt track chassis, rubber belt track chassis anti-derail unit and caterpillar |
| CN110007667A (en) * | 2018-01-04 | 2019-07-12 | 中国农业机械化科学研究院 | A kind of crawler tractor and its path tracking control method and system |
| CN110007667B (en) * | 2018-01-04 | 2021-06-11 | 中国农业机械化科学研究院 | Crawler tractor and path tracking control method and system thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20160724 |